Fatal error: Uncaught Error: Class "Symfony\Component\DependencyInjection\Container" not found in /home/microfrlnn/backBO/var/cache/..A1H/ContainerLJpvixy/App_KernelDevDebugContainer.php:17 Stack trace: #0 {main} thrown in /home/microfrlnn/backBO/var/cache/..A1H/ContainerLJpvixy/App_KernelDevDebugContainer.php on line 17